import cv2

img = cv2.imread("koala.jpg")
cv2.imshow("Koala", img)
print(img.shape)
x = 10; y = 10
w = 150; h= 200
crop_img = img[y:y + h, x:x + w]
cv2.imshow("crop_Koala", crop_img)
print(crop_img.shape)

cv2.waitKey(0)
cv2.destroyAllWindows()